New 3-D 12pcs Magnetic Adhesive Colorful Butterflies Wall Refrigerator Décor. The package includes 12 adjustable double wing butterflies that can be folded as desired. Each butterfly has a magnet on the backside. The package also includes 12 balloon glue points to stick the butterflies to non-metallic surfaces. They come in four sizes per pack: 4.7"(2),3.9"(2), 3"(4) and 2,3"(4).